From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jeffrey Hugo Subject: Re: [RFC 0/3] Unify CPU topology across ARM64 & RISC-V Date: Tue, 20 Nov 2018 08:28:18 -0700 Message-ID: <35b92f83-dbbf-fad2-561f-49b0933ffe19@codeaurora.org> References: <1541728209-3224-1-git-send-email-atish.patra@wdc.com> <07d92dd4-f943-47ee-e168-46bfaf4ed755@codeaurora.org> <20181120111146.GA6497@e107155-lin> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <20181120111146.GA6497@e107155-lin> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org To: Sudeep Holla Cc: Atish Patra , linux-kernel@vger.kernel.org, mark.rutland@arm.com, devicetree@vger.kernel.org, Damien.LeMoal@wdc.com, juri.lelli@arm.com, anup@brainfault.org, palmer@sifive.com, jeremy.linton@arm.com, robh+dt@kernel.org, mick@ics.forth.gr, linux-riscv@lists.infradead.org, linux-arm-kernel@lists.infradead.org List-Id: devicetree@vger.kernel.org On 11/20/2018 4:11 AM, Sudeep Holla wrote: > On Thu, Nov 15, 2018 at 11:31:33AM -0700, Jeffrey Hugo wrote: > > [...] > >> >> I was interested in testing these on QDF2400, an ARM64 platform, since this >> series touches core ARM64 code and I'd hate to see a regression. However, I >> can't figure out what baseline to use to apply these. Different patches >> cause different conflicts of a variety of baselines I attempted. >> > > Good to know that we can test DT configuration on QDF2400. I always assumed > it's ACPI only. It is ACPI only in the production configuration. I suppose we could hack things up to do basic DT sanity, but I expect it would be nasty and non-trivial. > >> What are these intended to apply to? >> > > The series alone may not get the package/socket ids correct on QDF2400. > I have not yet added support for the same as I wanted to get the initial > feedback on DT bindings. The movement of DT binding and corresponding > code should not regress and you should be able to validate only that > part. > On a cursory glance, it looks like some of the reorganized code would also be used in the ACPI path (things that are common between DT and ACPI). I do not expect problems, but I still feel its prudent to do a sanity check on actual hardware. -- Jeffrey Hugo Qualcomm Datacenter Technologies as an affiliate of Qualcomm Technologies, Inc. Qualcomm Technologies, Inc. is a member of the Code Aurora Forum, a Linux Foundation Collaborative Project.